Mary Jane Reservoir at La Riviere
Water level and flow at gauge 05OB014, Manitoba. The level is above normal for October. In the last 24 hours it has been steady.
Latest reading Oct 25, 10 AM local standard time (3 hours ago) · data checked · we check every 30 minutes
Compared with a normal October
Normal for October (middle half of 50 years of monthly averages): 468.05 m1,535.61 ft – 468.25 m1,536.25 ft, median 468.16 m1,535.96 ft.
March 29, 2004 · approved records 1967–2008 (HYDAT). Right now the level is 1.71 m5.61 ft below that record.
Last 30 days
Hourly readings · shaded: normal range for this month
This year compared with past years
Daily water level
Normal range: monthly averages of 46 years (lighter band: 10th–90th percentile). Past years: approved daily means from HYDAT, the Water Survey of Canada archive (the latest year published is 2025). 2026: daily means of the provisional real-time readings collected by Canada River Levels since October 22, 2026.
Weather near this gauge
Sunny. Wind northwest 30 km/h gusting to 50. High 7. UV index 2 or low.
Clear. Wind northwest 20 km/h gusting to 40 becoming light late this evening. Low minus 5. Wind chill minus 10 overnight.
Mainly sunny. Wind up to 15 km/h. High 6. Wind chill minus 10 in the morning. UV index 2 or low.
Cloudy with 70 percent chance of showers. Low minus 2.
Forecast for Deerwood (21 km away) from Environment and Climate Change Canada, issued . Full official forecast ↗ · we check for new forecasts every 2 hours.
Nearby gauges
| Pembina RiverLa Riviere · 8 km | 392.84 m1,288.83 ft | Above normal |
| Pembina RiverOutlet of Swan Lake · 18 km | 398.29 m1,306.71 ft | Above normal |
| South Branch of South Tobacco CreekHighway 240 · 22 km | 0.74 m2.42 ft | Normal |
| Cypress RiverBruxelles · 27 km | 100.21 m328.76 ft | Below normal |
| South Tobacco CreekMiami · 29 km | 307.08 m1,007.46 ft | Very low |
| Snowflake CreekSnowflake · 30 km | 373.19 m1,224.39 ft | Normal |
About this gauge
Station: 05OB014 · Mary Jane Reservoir Near la Riviere
Location: 49.2881, -98.6183 · Manitoba
Water levels are measured from a local reference point at each gauge, not from sea level, so they cannot be compared between gauges.
Official sources
For flood warnings, advisories and approved data, always use these official services:
Questions
What is the water level of the Mary Jane Reservoir at La Riviere today?
The latest reading (Oct 25, 10 AM, local standard time) is 468.30 m (1,536.40 ft).
Is the Mary Jane Reservoir at La Riviere high right now?
The level is above normal for October.
Is the Mary Jane Reservoir rising or falling?
In the last 24 hours it has been steady.
What is the highest water level ever recorded on the Mary Jane Reservoir at La Riviere?
470.01 m (1,542.01 ft) on March 29, 2004, the highest instantaneous level in the approved records of the Water Survey of Canada (1967–2008). Events after 2008 are not yet in the approved archive.
Where does this data come from?
Gauge 05OB014 of the Water Survey of Canada (Environment and Climate Change Canada). Real-time data are provisional and may be revised. We check for new readings every 30 minutes. Canada River Levels is not an official source.